Reduce Swap in Red Hat 5
Red Hat recommended SWAP to be no larger than 4Gb, 1) Show current swap swapon -s 2) Unmount Swap swapoff /dev/mapper/VolGroup00-LogVol01 3) Reduce from 54Gb to 4Gb (Each LV Extent is 32Mb) lvreduce -l -1600 /dev/VolGroup00/LogVol01 4) Reformat swap mkswap /dev/VolGroup00/LogVol01 5) Mount swap as defined in /etc/fstab swapon -a